Measurement (In Inches) Size XS Size S Size M Size L
PTP 15.0" 16.0" 17.5" 18.5"
Waist 12.0" - 12.5" 13.0" - 13.5" 14.0" - 14.5" 15.0" - 15.5"
Hip 18.0" 19.0" 20.0" 21.0"
Length 29.0" - 49.0" 29.5" - 49.5" 30.0" - 50.0" 30.5" - 50.5"
Model is 167cm, UK 4 and she is wearing XS.